Adobe Systems (ADBE) , the maker of Photoshop and other software for digital artists, is expected by analysts Thursday to post fourth-quarter earnings of 57 cents, down from 67 cents a share a year earlier.

Network specialist Ciena(CIEN) is expected by analysts Thursday to post a fourth-quarter loss of 6 cents a share on revenue of $468.3 million.

Knight Capital Group (KCG) expects to make a decision on its future ownership by early next week, The Wall Street Journal reported, citing people familiar with the matter.

Rival trading firms Getco and Virtu Financial, which both have submitted bids to buy the market-maker, are fine-tuning their takeover proposals for Knight, the Journal said. Final offers are expected to be handed to Knight 's board and investors by the end of this week, the people told the newspaper.

Homebuilder Hovnanian Enterprises (HOV) is seen posting a fiscal fourth-quarter loss of 6 cents a share on revenue of $462 million.

Analysts predict retailer Pier 1 Imports (PIR) will earn 24 cents a share in the third quarter on revenue of $418.5 million.